어느날

박희본

Ho-jung

윤제문

Choi Doo-yong

Kim Ye-joon

Choi Ji-ho

김정현

Assistant Manager Cha

이승연

Head Nurse (uncredited)

이미소

Studio Complex Keeper

김혜옥

Seon-hwa's mother

Kang Sook

Mi-so's caregiver